GB395794A - Improvements in and relating to electric discharge devices - Google Patents
Improvements in and relating to electric discharge devicesInfo
- Publication number
- GB395794A GB395794A GB5028/32A GB502832A GB395794A GB 395794 A GB395794 A GB 395794A GB 5028/32 A GB5028/32 A GB 5028/32A GB 502832 A GB502832 A GB 502832A GB 395794 A GB395794 A GB 395794A
- Authority
- GB
- United Kingdom
- Prior art keywords
- discs
- emissive material
- feb
- flanges
- layers
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000000463 material Substances 0.000 abstract 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 2
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 abstract 2
- 230000004048 modification Effects 0.000 abstract 2
- 238000012986 modification Methods 0.000 abstract 2
- 150000001553 barium compounds Chemical class 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- -1 mounted on it Substances 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens
- H01J17/06—Cathodes
Landscapes
- Discharge Lamp (AREA)
- Electrolytic Production Of Metals (AREA)
- Solid Thermionic Cathode (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US395794XA | 1931-02-19 | 1931-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB395794A true GB395794A (en) | 1933-07-27 |
Family
ID=21906219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5028/32A Expired GB395794A (en) | 1931-02-19 | 1932-02-19 | Improvements in and relating to electric discharge devices |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE621137C (enrdf_load_stackoverflow) |
| FR (1) | FR41505E (enrdf_load_stackoverflow) |
| GB (1) | GB395794A (enrdf_load_stackoverflow) |
| NL (1) | NL36744C (enrdf_load_stackoverflow) |
-
0
- NL NL36744D patent/NL36744C/xx active
-
1932
- 1932-02-13 DE DEA65073D patent/DE621137C/de not_active Expired
- 1932-02-19 GB GB5028/32A patent/GB395794A/en not_active Expired
- 1932-02-19 FR FR41505D patent/FR41505E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL36744C (enrdf_load_stackoverflow) | |
| FR41505E (fr) | 1933-01-27 |
| DE621137C (de) | 1935-11-01 |
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